Mayank Patke
c878108cc8
All non-pubspec changes generated by `dart format pkg/compiler`. Change-Id: Iadaa70974816d96ccb47813fe72d5a2bb83d6bda Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/400181 Reviewed-by: Nate Biggs <natebiggs@google.com> Commit-Queue: Mayank Patke <fishythefish@google.com>
78 lines
2.1 KiB
Dart
78 lines
2.1 KiB
Dart
// Copyright (c) 2019, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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// Derived from tests/web/constant_folding_test
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import "package:expect/expect.dart";
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/*member: main:calls=[checkAll$1(1),checkAll$1(1),checkAll$1(1),checkAll$1(1),checkAll$1(1),checkAll$1(1),checkAll$1(1)],params=0*/
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void main() {
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const BitNot(42, 4294967253).check();
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const BitNot(4294967253, 42).check();
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const BitNot(-42, 41).check();
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const BitNot(-1, 0).check();
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const BitNot(0, 0xFFFFFFFF).check();
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const BitNot(4294967295, 0).check();
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const BitNot(0x12121212121212, 0xEDEDEDED).check();
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}
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/*member: jsEquals:calls=[Expect_equals(3),Expect_equals(3),get$isNegative(1),get$isNegative(1),toString$0(1),toString$0(1)],params=3*/
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void jsEquals(expected, actual, [String reason = ""]) {
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if (expected is num && actual is num) {
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if (expected.isNaN && actual.isNaN) return;
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}
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Expect.equals(expected, actual, reason);
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if (expected == 0 && actual == 0) {
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Expect.equals(
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expected.isNegative,
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actual.isNegative,
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(reason == null ? "" : "$reason ") +
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"${expected.toString()} and "
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"${actual.toString()} have different signs.",
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);
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}
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}
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abstract class TestOp {
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final expected;
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final result;
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const TestOp(this.expected, this.result);
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/*member: TestOp.checkAll:access=[arg,expected,result],calls=[jsEquals(3),jsEquals(3),jsEquals(3)],params=1*/
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@pragma('dart2js:noInline')
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checkAll(evalResult) {
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jsEquals(
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expected,
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result,
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"Frontend constant evaluation does not yield expected value.",
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);
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jsEquals(
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expected,
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evalResult,
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"Backend constant evaluation does not yield expected value.",
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);
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jsEquals(expected, eval(), "eval() does not yield expected value.");
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}
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eval();
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}
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class BitNot extends TestOp {
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/*member: BitNot.arg:emitted*/
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final arg;
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const BitNot(this.arg, expected) : super(expected, ~arg);
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@pragma('dart2js:tryInline')
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check() => checkAll(eval());
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@override
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@pragma('dart2js:tryInline')
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eval() => ~arg;
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}
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